| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024sump /sʌmp/USA pronunciation n. [countable]- Buildinga pit, cesspool, etc., in which liquid is collected or into which it drains.
WordReference Random House Unabridged Dictionary of American English © 2024sump (sump),USA pronunciation n. - Buildinga pit, well, or the like in which water or other liquid is collected.
- Mechanical Engineering[Mach.]a chamber at the bottom of a machine, pump, circulation system, etc., into which a fluid drains before recirculation or in which wastes gather before disposal.
- Mining
- a space where water is allowed to collect at the bottom of a shaft or below a passageway.
- a pilot shaft or tunnel pushed out in front of a main bore.
- Automotive, British Terms[Brit.]crankcase.
- British Termsa swamp, bog, or muddy pool.
- Middle Low German or Middle Dutch sump; cognate with German Sumpf; akin to swamp
- late Middle English sompe 1375–1425
Collins Concise English Dictionary © HarperCollins Publishers:: sump /sʌmp/ n - a receptacle, such as the lower part of the crankcase of an internal-combustion engine, into which liquids, esp lubricants, can drain to form a reservoir
- another name for cesspool
- a depression at the bottom of a shaft where water collects before it is pumped away
Etymology: 17th Century: from Middle Dutch somp marsh; see swamp |